Table 1 Summarize of the different scores that can be used to select eligible patients with post-resuscitation shock to extracorporeal life support

Assessment of risk of circulatory-related death

CREST score

History of coronary artery disease

1

Non-shockable rhythm

1

LVEF at time of admission < 30%

1

Shock at presentation

1

Ischemic time > 25 min

1

Assessment of neurological prognosis

CAHP score

Age

1.1 × (age − 10)

Setting

0 if public setting and 24 if home

Initial Rhythm

0 if shockable and 27 if non-shockable

Collapse-BLS duration (min)

2.8 × duration

BLS-ROSC duration (min)

0.8 × duration

pH

585–77 × pH

Epinephrine dose during ressuscitation (total)

0 if 0 mg and 27 if 1 or 2 mg

OHCA score

Ventricular fibrillation or tachycardia

− 13 if the initial recorded rhythm is VF or ventricular tachycardia

 + 6 × ln (no-flow interval)

 + 9 × ln (low-flow interval)

− 1434/serum creatinine

 + 10 × ln (arterial lactate)

No-flow interval (min)

Low-flow interval (min)

Serum creatinine (µmol/L)

Lactate (mmol/L)

CAST score

0

1

2

3

Initial rhythm

Shockable

Non-shockable

–

–

Witness/ROSC time (min)

 < 20 min

 ≥ 20 min

No witness

–

pH

 ≥ 7.31

7.16–7.30

7.01–7.15

 ≤ 7.00

Lactate (mmol/L)

 ≤ 5.0

5.1–10.0

10.1–14.0

 ≥ 14.1

Motor component of Glasgow coma scale

 ≥ 2

1

–

–

Gray matter attenuation to white matter attenuation ratio

 ≥ 1.201

1.151–1.200

 ≤ 1.150

–

Albumin (g/dL)

 ≥ 3.6

3.1–3.5

 ≤ 3.0

–

Hemoglobin (g/dL)

 ≥ 13.1

11.1–13.0

 ≤ 11.0